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<a href="petigasnes__mod_8h.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno">    1</span>&#160;<span class="comment">/*</span></div>
<div class="line"><a name="l00002"></a><span class="lineno">    2</span>&#160;<span class="comment">Note that the functions IGAElementNextFormFunction and </span></div>
<div class="line"><a name="l00003"></a><span class="lineno">    3</span>&#160;<span class="comment">IGAComputeProjectionFunction in the file src/output.cc, </span></div>
<div class="line"><a name="l00004"></a><span class="lineno">    4</span>&#160;<span class="comment">as well as all functions in the file src/petigasnes_mod.h </span></div>
<div class="line"><a name="l00005"></a><span class="lineno">    5</span>&#160;<span class="comment">were derived from the PetIGA/src/petigasnes.c source code</span></div>
<div class="line"><a name="l00006"></a><span class="lineno">    6</span>&#160;<span class="comment">in the PetIGA library [https://bitbucket.org/dalcinl/petiga/].</span></div>
<div class="line"><a name="l00007"></a><span class="lineno">    7</span>&#160;<span class="comment">Accordingly, we include the license/copyright notice for the </span></div>
<div class="line"><a name="l00008"></a><span class="lineno">    8</span>&#160;<span class="comment">PetIGA library here in the file LICENSE_PetIGA to apply</span></div>
<div class="line"><a name="l00009"></a><span class="lineno">    9</span>&#160;<span class="comment">to the above functions.</span></div>
<div class="line"><a name="l00010"></a><span class="lineno">   10</span>&#160;<span class="comment">*/</span></div>
<div class="line"><a name="l00011"></a><span class="lineno">   11</span>&#160;</div>
<div class="line"><a name="l00012"></a><span class="lineno">   12</span>&#160;<span class="preprocessor">#ifndef PETIGASNES_MOD_H</span></div>
<div class="line"><a name="l00013"></a><span class="lineno">   13</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#define PETIGASNES_MOD_H</span></div>
<div class="line"><a name="l00014"></a><span class="lineno">   14</span>&#160;<span class="preprocessor"></span></div>
<div class="line"><a name="l00015"></a><span class="lineno">   15</span>&#160;<span class="preprocessor">#include &quot;petiga.h&quot;</span></div>
<div class="line"><a name="l00016"></a><span class="lineno">   16</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="app_ctx_8h.html">appCtx.h</a>&quot;</span></div>
<div class="line"><a name="l00017"></a><span class="lineno">   17</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="core_functions_8h.html">coreFunctions.h</a>&quot;</span></div>
<div class="line"><a name="l00018"></a><span class="lineno">   18</span>&#160;</div>
<div class="line"><a name="l00019"></a><span class="lineno">   19</span>&#160;PETSC_STATIC_INLINE</div>
<div class="line"><a name="l00020"></a><span class="lineno"><a class="line" href="petigasnes__mod_8h.html#a05c244471c97bc7086839e7d4c3ad70a">   20</a></span>&#160;PetscBool <a class="code" href="output_8cc.html#a07f3eae7bf8c3ae2239c6de5ff14f6f6">IGAElementNextFormFunction</a>(IGAElement element,<span class="keywordtype">void</span> **ctx)</div>
<div class="line"><a name="l00021"></a><span class="lineno">   21</span>&#160;{</div>
<div class="line"><a name="l00022"></a><span class="lineno">   22</span>&#160;  IGAForm form = element-&gt;parent-&gt;form;</div>
<div class="line"><a name="l00023"></a><span class="lineno">   23</span>&#160;  <span class="keywordflow">if</span> (!IGAElementNextForm(element,form-&gt;visit)) <span class="keywordflow">return</span> PETSC_FALSE;</div>
<div class="line"><a name="l00024"></a><span class="lineno">   24</span>&#160;  *ctx = form-&gt;ops-&gt;FunCtx;</div>
<div class="line"><a name="l00025"></a><span class="lineno">   25</span>&#160;  <span class="keywordflow">return</span> PETSC_TRUE;</div>
<div class="line"><a name="l00026"></a><span class="lineno">   26</span>&#160;}</div>
<div class="line"><a name="l00027"></a><span class="lineno">   27</span>&#160;</div>
<div class="line"><a name="l00028"></a><span class="lineno">   28</span>&#160;PETSC_STATIC_INLINE</div>
<div class="line"><a name="l00029"></a><span class="lineno"><a class="line" href="petigasnes__mod_8h.html#ad27c09b1a3e8df2b17bc96446a3b1550">   29</a></span>&#160;PetscBool <a class="code" href="petigasnes__mod_8h.html#ad27c09b1a3e8df2b17bc96446a3b1550">IGAElementNextFormJacobian</a>(IGAElement element,<span class="keywordtype">void</span> **ctx)</div>
<div class="line"><a name="l00030"></a><span class="lineno">   30</span>&#160;{</div>
<div class="line"><a name="l00031"></a><span class="lineno">   31</span>&#160;  IGAForm form = element-&gt;parent-&gt;form;</div>
<div class="line"><a name="l00032"></a><span class="lineno">   32</span>&#160;  <span class="keywordflow">if</span> (!IGAElementNextForm(element,form-&gt;visit)) <span class="keywordflow">return</span> PETSC_FALSE;</div>
<div class="line"><a name="l00033"></a><span class="lineno">   33</span>&#160;  *ctx = form-&gt;ops-&gt;JacCtx;</div>
<div class="line"><a name="l00034"></a><span class="lineno">   34</span>&#160;  <span class="keywordflow">return</span> PETSC_TRUE;</div>
<div class="line"><a name="l00035"></a><span class="lineno">   35</span>&#160;}</div>
<div class="line"><a name="l00036"></a><span class="lineno">   36</span>&#160;</div>
<div class="line"><a name="l00037"></a><span class="lineno">   37</span>&#160;<span class="preprocessor">#undef  __FUNCT__</span></div>
<div class="line"><a name="l00038"></a><span class="lineno">   38</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#define __FUNCT__ &quot;IGAComputeFunction_mod&quot;</span></div>
<div class="line"><a name="l00039"></a><span class="lineno">   39</span>&#160;<span class="preprocessor"></span><span class="keyword">template</span>&lt;<span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> DIM&gt;</div>
<div class="line"><a name="l00040"></a><span class="lineno"><a class="line" href="petigasnes__mod_8h.html#a2e4e0e97439b6c0968e41f97683706af">   40</a></span>&#160;PetscErrorCode <a class="code" href="petigasnes__mod_8h.html#a2e4e0e97439b6c0968e41f97683706af">IGAComputeFunction_mod</a>(IGA iga,Vec vecU,Vec vecF)</div>
<div class="line"><a name="l00041"></a><span class="lineno">   41</span>&#160;{</div>
<div class="line"><a name="l00042"></a><span class="lineno">   42</span>&#160;  Vec               localU;</div>
<div class="line"><a name="l00043"></a><span class="lineno">   43</span>&#160;  <span class="keyword">const</span> PetscScalar *arrayU;</div>
<div class="line"><a name="l00044"></a><span class="lineno">   44</span>&#160;  IGAElement        element;</div>
<div class="line"><a name="l00045"></a><span class="lineno">   45</span>&#160;  IGAPoint          point;</div>
<div class="line"><a name="l00046"></a><span class="lineno">   46</span>&#160;  <span class="keywordtype">void</span>              *ctx;</div>
<div class="line"><a name="l00047"></a><span class="lineno">   47</span>&#160;  PetscScalar       *U,*F,*R;</div>
<div class="line"><a name="l00048"></a><span class="lineno">   48</span>&#160;  PetscErrorCode    ierr;</div>
<div class="line"><a name="l00049"></a><span class="lineno">   49</span>&#160;</div>
<div class="line"><a name="l00050"></a><span class="lineno">   50</span>&#160;  <span class="comment">/* For time stepping */</span></div>
<div class="line"><a name="l00051"></a><span class="lineno">   51</span>&#160;  Vec vecUp, vecUpp;</div>
<div class="line"><a name="l00052"></a><span class="lineno">   52</span>&#160;</div>
<div class="line"><a name="l00053"></a><span class="lineno">   53</span>&#160;  PetscFunctionBegin;</div>
<div class="line"><a name="l00054"></a><span class="lineno">   54</span>&#160;  PetscValidHeaderSpecific(iga,IGA_CLASSID,1);</div>
<div class="line"><a name="l00055"></a><span class="lineno">   55</span>&#160;  PetscValidHeaderSpecific(vecU,VEC_CLASSID,2);</div>
<div class="line"><a name="l00056"></a><span class="lineno">   56</span>&#160;  PetscValidHeaderSpecific(vecF,VEC_CLASSID,3);</div>
<div class="line"><a name="l00057"></a><span class="lineno">   57</span>&#160;  <span class="comment">//IGACheckSetUp(iga,1);</span></div>
<div class="line"><a name="l00058"></a><span class="lineno">   58</span>&#160;  <span class="comment">//IGACheckFormOp(iga,1,Residual&lt;DIM&gt;);</span></div>
<div class="line"><a name="l00059"></a><span class="lineno">   59</span>&#160;</div>
<div class="line"><a name="l00060"></a><span class="lineno">   60</span>&#160;  <span class="comment">/* Get previous solution vectors */</span></div>
<div class="line"><a name="l00061"></a><span class="lineno">   61</span>&#160;  ctx = iga-&gt;form-&gt;ops-&gt;FunCtx;</div>
<div class="line"><a name="l00062"></a><span class="lineno">   62</span>&#160;  <a class="code" href="struct_app_ctx.html">AppCtx&lt;DIM&gt;</a> *user = (<a class="code" href="struct_app_ctx.html">AppCtx&lt;DIM&gt;</a> *)ctx;</div>
<div class="line"><a name="l00063"></a><span class="lineno">   63</span>&#160;  vecUp = *(user-&gt;<a class="code" href="struct_app_ctx.html#a52b8656a2d68c867657f949ca8a707ca">Up</a>);</div>
<div class="line"><a name="l00064"></a><span class="lineno">   64</span>&#160;  vecUpp = *(user-&gt;<a class="code" href="struct_app_ctx.html#a777d9cd545a0a6ba1180c904409fead1">Upp</a>);</div>
<div class="line"><a name="l00065"></a><span class="lineno">   65</span>&#160;  Vec               localUp, localUpp;</div>
<div class="line"><a name="l00066"></a><span class="lineno">   66</span>&#160;  <span class="keyword">const</span> PetscScalar *arrayUp, *arrayUpp;</div>
<div class="line"><a name="l00067"></a><span class="lineno">   67</span>&#160;  PetscScalar       *Up, *Upp;</div>
<div class="line"><a name="l00068"></a><span class="lineno">   68</span>&#160;</div>
<div class="line"><a name="l00069"></a><span class="lineno">   69</span>&#160;  <span class="comment">/* Clear global vector F*/</span></div>
<div class="line"><a name="l00070"></a><span class="lineno">   70</span>&#160;  ierr = VecZeroEntries(vecF);CHKERRQ(ierr);</div>
<div class="line"><a name="l00071"></a><span class="lineno">   71</span>&#160;</div>
<div class="line"><a name="l00072"></a><span class="lineno">   72</span>&#160;  <span class="comment">/* Get local vector U and array */</span></div>
<div class="line"><a name="l00073"></a><span class="lineno">   73</span>&#160;  ierr = IGAGetLocalVecArray(iga,vecU,&amp;localU,&amp;arrayU);CHKERRQ(ierr);</div>
<div class="line"><a name="l00074"></a><span class="lineno">   74</span>&#160;  ierr = IGAGetLocalVecArray(iga,vecUp,&amp;localUp,&amp;arrayUp);CHKERRQ(ierr);</div>
<div class="line"><a name="l00075"></a><span class="lineno">   75</span>&#160;  ierr = IGAGetLocalVecArray(iga,vecUpp,&amp;localUpp,&amp;arrayUpp);CHKERRQ(ierr);</div>
<div class="line"><a name="l00076"></a><span class="lineno">   76</span>&#160;</div>
<div class="line"><a name="l00077"></a><span class="lineno">   77</span>&#160;  <span class="comment">/* Element loop */</span></div>
<div class="line"><a name="l00078"></a><span class="lineno">   78</span>&#160;  ierr = IGABeginElement(iga,&amp;element);CHKERRQ(ierr);</div>
<div class="line"><a name="l00079"></a><span class="lineno">   79</span>&#160;  <span class="keywordflow">while</span> (IGANextElement(iga,element)) {</div>
<div class="line"><a name="l00080"></a><span class="lineno">   80</span>&#160;    ierr = IGAElementGetWorkVec(element,&amp;F);CHKERRQ(ierr);</div>
<div class="line"><a name="l00081"></a><span class="lineno">   81</span>&#160;    ierr = IGAElementGetValues(element,arrayU,&amp;U);CHKERRQ(ierr);</div>
<div class="line"><a name="l00082"></a><span class="lineno">   82</span>&#160;    ierr = IGAElementGetValues(element,arrayUp,&amp;Up);CHKERRQ(ierr);</div>
<div class="line"><a name="l00083"></a><span class="lineno">   83</span>&#160;    ierr = IGAElementGetValues(element,arrayUp,&amp;Upp);CHKERRQ(ierr);</div>
<div class="line"><a name="l00084"></a><span class="lineno">   84</span>&#160;    ierr = IGAElementFixValues(element,U);CHKERRQ(ierr); <span class="comment">//Apply BCs (I believe...)</span></div>
<div class="line"><a name="l00085"></a><span class="lineno">   85</span>&#160;    <span class="comment">//ierr = IGAElementFixValues(element,Up);CHKERRQ(ierr);</span></div>
<div class="line"><a name="l00086"></a><span class="lineno">   86</span>&#160;    <span class="comment">//ierr = IGAElementFixValues(element,Upp);CHKERRQ(ierr);</span></div>
<div class="line"><a name="l00087"></a><span class="lineno">   87</span>&#160;    <span class="comment">/* FormFunction loop */</span></div>
<div class="line"><a name="l00088"></a><span class="lineno">   88</span>&#160;    <span class="keywordflow">while</span> (<a class="code" href="output_8cc.html#a07f3eae7bf8c3ae2239c6de5ff14f6f6">IGAElementNextFormFunction</a>(element,&amp;ctx)) {</div>
<div class="line"><a name="l00089"></a><span class="lineno">   89</span>&#160;      <span class="comment">/* Quadrature loop */</span></div>
<div class="line"><a name="l00090"></a><span class="lineno">   90</span>&#160;      ierr = IGAElementBeginPoint(element,&amp;point);CHKERRQ(ierr);</div>
<div class="line"><a name="l00091"></a><span class="lineno">   91</span>&#160;      <span class="keywordflow">while</span> (IGAElementNextPoint(element,point)) {</div>
<div class="line"><a name="l00092"></a><span class="lineno">   92</span>&#160;    ierr = IGAPointGetWorkVec(point,&amp;R);CHKERRQ(ierr);</div>
<div class="line"><a name="l00093"></a><span class="lineno">   93</span>&#160;    ierr = Residual&lt;DIM&gt;(point,U,Up,Upp,R,ctx);CHKERRQ(ierr);</div>
<div class="line"><a name="l00094"></a><span class="lineno">   94</span>&#160;    ierr = IGAPointAddVec(point,R,F);CHKERRQ(ierr);</div>
<div class="line"><a name="l00095"></a><span class="lineno">   95</span>&#160;      }</div>
<div class="line"><a name="l00096"></a><span class="lineno">   96</span>&#160;      ierr = IGAElementEndPoint(element,&amp;point);CHKERRQ(ierr);</div>
<div class="line"><a name="l00097"></a><span class="lineno">   97</span>&#160;    }</div>
<div class="line"><a name="l00098"></a><span class="lineno">   98</span>&#160;    ierr = IGAElementFixFunction(element,F);CHKERRQ(ierr);</div>
<div class="line"><a name="l00099"></a><span class="lineno">   99</span>&#160;    ierr = IGAElementAssembleVec(element,F,vecF);CHKERRQ(ierr);</div>
<div class="line"><a name="l00100"></a><span class="lineno">  100</span>&#160;  }</div>
<div class="line"><a name="l00101"></a><span class="lineno">  101</span>&#160;  ierr = IGAEndElement(iga,&amp;element);CHKERRQ(ierr);</div>
<div class="line"><a name="l00102"></a><span class="lineno">  102</span>&#160;</div>
<div class="line"><a name="l00103"></a><span class="lineno">  103</span>&#160;  <span class="comment">/* Restore local vector U and array */</span></div>
<div class="line"><a name="l00104"></a><span class="lineno">  104</span>&#160;  ierr = IGARestoreLocalVecArray(iga,vecU,&amp;localU,&amp;arrayU);CHKERRQ(ierr);</div>
<div class="line"><a name="l00105"></a><span class="lineno">  105</span>&#160;  ierr = IGARestoreLocalVecArray(iga,vecUp,&amp;localUp,&amp;arrayUp);CHKERRQ(ierr); <span class="comment">//I don&#39;t think this is necessary, since we don&#39;t change Up or Upp</span></div>
<div class="line"><a name="l00106"></a><span class="lineno">  106</span>&#160;  ierr = IGARestoreLocalVecArray(iga,vecUpp,&amp;localUpp,&amp;arrayUpp);CHKERRQ(ierr);</div>
<div class="line"><a name="l00107"></a><span class="lineno">  107</span>&#160;</div>
<div class="line"><a name="l00108"></a><span class="lineno">  108</span>&#160;  <span class="comment">/* Assemble global vector F */</span></div>
<div class="line"><a name="l00109"></a><span class="lineno">  109</span>&#160;  ierr = VecAssemblyBegin(vecF);CHKERRQ(ierr);</div>
<div class="line"><a name="l00110"></a><span class="lineno">  110</span>&#160;  ierr = VecAssemblyEnd(vecF);CHKERRQ(ierr);</div>
<div class="line"><a name="l00111"></a><span class="lineno">  111</span>&#160;  PetscFunctionReturn(0);</div>
<div class="line"><a name="l00112"></a><span class="lineno">  112</span>&#160;}</div>
<div class="line"><a name="l00113"></a><span class="lineno">  113</span>&#160;</div>
<div class="line"><a name="l00114"></a><span class="lineno">  114</span>&#160;<span class="preprocessor">#undef  __FUNCT__</span></div>
<div class="line"><a name="l00115"></a><span class="lineno">  115</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#define __FUNCT__ &quot;IGAComputeJacobian_mod&quot;</span></div>
<div class="line"><a name="l00116"></a><span class="lineno">  116</span>&#160;<span class="preprocessor"></span><span class="keyword">template</span>&lt;<span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> DIM&gt;</div>
<div class="line"><a name="l00117"></a><span class="lineno"><a class="line" href="petigasnes__mod_8h.html#ad23ee8ff9debbdd63aa3ee402ef7f2f1">  117</a></span>&#160;PetscErrorCode <a class="code" href="petigasnes__mod_8h.html#ad23ee8ff9debbdd63aa3ee402ef7f2f1">IGAComputeJacobian_mod</a>(IGA iga,Vec vecU,Mat matJ)</div>
<div class="line"><a name="l00118"></a><span class="lineno">  118</span>&#160;{</div>
<div class="line"><a name="l00119"></a><span class="lineno">  119</span>&#160;  Vec               localU;</div>
<div class="line"><a name="l00120"></a><span class="lineno">  120</span>&#160;  <span class="keyword">const</span> PetscScalar *arrayU;</div>
<div class="line"><a name="l00121"></a><span class="lineno">  121</span>&#160;  IGAElement        element;</div>
<div class="line"><a name="l00122"></a><span class="lineno">  122</span>&#160;  IGAPoint          point;</div>
<div class="line"><a name="l00123"></a><span class="lineno">  123</span>&#160;  <span class="keywordtype">void</span>              *ctx;</div>
<div class="line"><a name="l00124"></a><span class="lineno">  124</span>&#160;  PetscScalar       *U,*J,*K;</div>
<div class="line"><a name="l00125"></a><span class="lineno">  125</span>&#160;  PetscErrorCode    ierr;</div>
<div class="line"><a name="l00126"></a><span class="lineno">  126</span>&#160;</div>
<div class="line"><a name="l00127"></a><span class="lineno">  127</span>&#160;  <span class="comment">/* For time stepping */</span></div>
<div class="line"><a name="l00128"></a><span class="lineno">  128</span>&#160;  Vec vecUp, vecUpp;</div>
<div class="line"><a name="l00129"></a><span class="lineno">  129</span>&#160;</div>
<div class="line"><a name="l00130"></a><span class="lineno">  130</span>&#160;  PetscFunctionBegin;</div>
<div class="line"><a name="l00131"></a><span class="lineno">  131</span>&#160;  PetscValidHeaderSpecific(iga,IGA_CLASSID,1);</div>
<div class="line"><a name="l00132"></a><span class="lineno">  132</span>&#160;  PetscValidHeaderSpecific(vecU,VEC_CLASSID,2);</div>
<div class="line"><a name="l00133"></a><span class="lineno">  133</span>&#160;  PetscValidHeaderSpecific(matJ,MAT_CLASSID,3);</div>
<div class="line"><a name="l00134"></a><span class="lineno">  134</span>&#160;  <span class="comment">//IGACheckSetUp(iga,1);</span></div>
<div class="line"><a name="l00135"></a><span class="lineno">  135</span>&#160;  <span class="comment">//IGACheckFormOp(iga,1,Jacobian&lt;DIM&gt;);</span></div>
<div class="line"><a name="l00136"></a><span class="lineno">  136</span>&#160;</div>
<div class="line"><a name="l00137"></a><span class="lineno">  137</span>&#160;  <span class="comment">/* Get previous solution vectors */</span></div>
<div class="line"><a name="l00138"></a><span class="lineno">  138</span>&#160;  ctx = iga-&gt;form-&gt;ops-&gt;JacCtx;</div>
<div class="line"><a name="l00139"></a><span class="lineno">  139</span>&#160;  <a class="code" href="struct_app_ctx.html">AppCtx&lt;DIM&gt;</a> *user = (<a class="code" href="struct_app_ctx.html">AppCtx&lt;DIM&gt;</a> *)ctx;</div>
<div class="line"><a name="l00140"></a><span class="lineno">  140</span>&#160;  vecUp = *(user-&gt;<a class="code" href="struct_app_ctx.html#a52b8656a2d68c867657f949ca8a707ca">Up</a>);</div>
<div class="line"><a name="l00141"></a><span class="lineno">  141</span>&#160;  vecUpp = *(user-&gt;<a class="code" href="struct_app_ctx.html#a777d9cd545a0a6ba1180c904409fead1">Upp</a>);</div>
<div class="line"><a name="l00142"></a><span class="lineno">  142</span>&#160;  Vec               localUp, localUpp;</div>
<div class="line"><a name="l00143"></a><span class="lineno">  143</span>&#160;  <span class="keyword">const</span> PetscScalar *arrayUp, *arrayUpp;</div>
<div class="line"><a name="l00144"></a><span class="lineno">  144</span>&#160;  PetscScalar       *Up, *Upp;</div>
<div class="line"><a name="l00145"></a><span class="lineno">  145</span>&#160;</div>
<div class="line"><a name="l00146"></a><span class="lineno">  146</span>&#160;</div>
<div class="line"><a name="l00147"></a><span class="lineno">  147</span>&#160;  <span class="comment">/* Clear global matrix J */</span></div>
<div class="line"><a name="l00148"></a><span class="lineno">  148</span>&#160;  ierr = MatZeroEntries(matJ);CHKERRQ(ierr);</div>
<div class="line"><a name="l00149"></a><span class="lineno">  149</span>&#160;</div>
<div class="line"><a name="l00150"></a><span class="lineno">  150</span>&#160;  <span class="comment">/* Get local vector U and array */</span></div>
<div class="line"><a name="l00151"></a><span class="lineno">  151</span>&#160;  ierr = IGAGetLocalVecArray(iga,vecU,&amp;localU,&amp;arrayU);CHKERRQ(ierr);</div>
<div class="line"><a name="l00152"></a><span class="lineno">  152</span>&#160;  ierr = IGAGetLocalVecArray(iga,vecUp,&amp;localUp,&amp;arrayUp);CHKERRQ(ierr);</div>
<div class="line"><a name="l00153"></a><span class="lineno">  153</span>&#160;  ierr = IGAGetLocalVecArray(iga,vecUpp,&amp;localUpp,&amp;arrayUpp);CHKERRQ(ierr);</div>
<div class="line"><a name="l00154"></a><span class="lineno">  154</span>&#160;</div>
<div class="line"><a name="l00155"></a><span class="lineno">  155</span>&#160;  <span class="comment">/* Element Loop */</span></div>
<div class="line"><a name="l00156"></a><span class="lineno">  156</span>&#160;  ierr = IGABeginElement(iga,&amp;element);CHKERRQ(ierr);</div>
<div class="line"><a name="l00157"></a><span class="lineno">  157</span>&#160;  <span class="keywordflow">while</span> (IGANextElement(iga,element)) {</div>
<div class="line"><a name="l00158"></a><span class="lineno">  158</span>&#160;    ierr = IGAElementGetWorkMat(element,&amp;J);CHKERRQ(ierr);</div>
<div class="line"><a name="l00159"></a><span class="lineno">  159</span>&#160;    ierr = IGAElementGetValues(element,arrayU,&amp;U);CHKERRQ(ierr);</div>
<div class="line"><a name="l00160"></a><span class="lineno">  160</span>&#160;    ierr = IGAElementGetValues(element,arrayUp,&amp;Up);CHKERRQ(ierr);</div>
<div class="line"><a name="l00161"></a><span class="lineno">  161</span>&#160;    ierr = IGAElementGetValues(element,arrayUpp,&amp;Upp);CHKERRQ(ierr);</div>
<div class="line"><a name="l00162"></a><span class="lineno">  162</span>&#160;    ierr = IGAElementFixValues(element,U);CHKERRQ(ierr);</div>
<div class="line"><a name="l00163"></a><span class="lineno">  163</span>&#160;    <span class="comment">//ierr = IGAElementFixValues(element,Up);CHKERRQ(ierr);</span></div>
<div class="line"><a name="l00164"></a><span class="lineno">  164</span>&#160;    <span class="comment">//ierr = IGAElementFixValues(element,Upp);CHKERRQ(ierr);</span></div>
<div class="line"><a name="l00165"></a><span class="lineno">  165</span>&#160;    <span class="comment">/* FormFunction loop */</span></div>
<div class="line"><a name="l00166"></a><span class="lineno">  166</span>&#160;    <span class="keywordflow">while</span> (<a class="code" href="petigasnes__mod_8h.html#ad27c09b1a3e8df2b17bc96446a3b1550">IGAElementNextFormJacobian</a>(element,&amp;ctx)) {</div>
<div class="line"><a name="l00167"></a><span class="lineno">  167</span>&#160;      <span class="comment">/* Quadrature loop */</span></div>
<div class="line"><a name="l00168"></a><span class="lineno">  168</span>&#160;      ierr = IGAElementBeginPoint(element,&amp;point);CHKERRQ(ierr);</div>
<div class="line"><a name="l00169"></a><span class="lineno">  169</span>&#160;      <span class="keywordflow">while</span> (IGAElementNextPoint(element,point)) {</div>
<div class="line"><a name="l00170"></a><span class="lineno">  170</span>&#160;    ierr = IGAPointGetWorkMat(point,&amp;K);CHKERRQ(ierr);</div>
<div class="line"><a name="l00171"></a><span class="lineno">  171</span>&#160;    ierr = Jacobian&lt;DIM&gt;(point,U,Up,Upp,K,ctx);CHKERRQ(ierr);</div>
<div class="line"><a name="l00172"></a><span class="lineno">  172</span>&#160;    ierr = IGAPointAddMat(point,K,J);CHKERRQ(ierr);</div>
<div class="line"><a name="l00173"></a><span class="lineno">  173</span>&#160;      }</div>
<div class="line"><a name="l00174"></a><span class="lineno">  174</span>&#160;      ierr = IGAElementEndPoint(element,&amp;point);CHKERRQ(ierr);</div>
<div class="line"><a name="l00175"></a><span class="lineno">  175</span>&#160;    }</div>
<div class="line"><a name="l00176"></a><span class="lineno">  176</span>&#160;    ierr = IGAElementFixJacobian(element,J);CHKERRQ(ierr);</div>
<div class="line"><a name="l00177"></a><span class="lineno">  177</span>&#160;    ierr = IGAElementAssembleMat(element,J,matJ);CHKERRQ(ierr);</div>
<div class="line"><a name="l00178"></a><span class="lineno">  178</span>&#160;  }</div>
<div class="line"><a name="l00179"></a><span class="lineno">  179</span>&#160;  ierr = IGAEndElement(iga,&amp;element);CHKERRQ(ierr);</div>
<div class="line"><a name="l00180"></a><span class="lineno">  180</span>&#160;</div>
<div class="line"><a name="l00181"></a><span class="lineno">  181</span>&#160;  <span class="comment">/* Restore local vector U and array */</span></div>
<div class="line"><a name="l00182"></a><span class="lineno">  182</span>&#160;  ierr = IGARestoreLocalVecArray(iga,vecU,&amp;localU,&amp;arrayU);CHKERRQ(ierr);</div>
<div class="line"><a name="l00183"></a><span class="lineno">  183</span>&#160;  ierr = IGARestoreLocalVecArray(iga,vecUp,&amp;localUp,&amp;arrayUp);CHKERRQ(ierr);</div>
<div class="line"><a name="l00184"></a><span class="lineno">  184</span>&#160;  ierr = IGARestoreLocalVecArray(iga,vecUpp,&amp;localUpp,&amp;arrayUpp);CHKERRQ(ierr);</div>
<div class="line"><a name="l00185"></a><span class="lineno">  185</span>&#160;</div>
<div class="line"><a name="l00186"></a><span class="lineno">  186</span>&#160;  <span class="comment">/* Assemble global matrix J*/</span></div>
<div class="line"><a name="l00187"></a><span class="lineno">  187</span>&#160;  ierr = MatAssemblyBegin(matJ,MAT_FINAL_ASSEMBLY);CHKERRQ(ierr);</div>
<div class="line"><a name="l00188"></a><span class="lineno">  188</span>&#160;  ierr = MatAssemblyEnd  (matJ,MAT_FINAL_ASSEMBLY);CHKERRQ(ierr);</div>
<div class="line"><a name="l00189"></a><span class="lineno">  189</span>&#160;  PetscFunctionReturn(0);</div>
<div class="line"><a name="l00190"></a><span class="lineno">  190</span>&#160;}</div>
<div class="line"><a name="l00191"></a><span class="lineno">  191</span>&#160;</div>
<div class="line"><a name="l00192"></a><span class="lineno">  192</span>&#160;<span class="preprocessor">#undef  __FUNCT__</span></div>
<div class="line"><a name="l00193"></a><span class="lineno">  193</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#define __FUNCT__ &quot;IGASNESFormFunction_mod&quot;</span></div>
<div class="line"><a name="l00194"></a><span class="lineno">  194</span>&#160;<span class="preprocessor"></span><span class="keyword">template</span>&lt;<span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> DIM&gt;</div>
<div class="line"><a name="l00195"></a><span class="lineno"><a class="line" href="petigasnes__mod_8h.html#aa36b74b465b84b4d5aa76c50f106bf73">  195</a></span>&#160;PetscErrorCode <a class="code" href="petigasnes__mod_8h.html#aa36b74b465b84b4d5aa76c50f106bf73">IGASNESFormFunction_mod</a>(SNES snes,Vec U,Vec F,<span class="keywordtype">void</span> *ctx)</div>
<div class="line"><a name="l00196"></a><span class="lineno">  196</span>&#160;{</div>
<div class="line"><a name="l00197"></a><span class="lineno">  197</span>&#160;  IGA            iga = (IGA)ctx;</div>
<div class="line"><a name="l00198"></a><span class="lineno">  198</span>&#160;  PetscErrorCode ierr;</div>
<div class="line"><a name="l00199"></a><span class="lineno">  199</span>&#160;</div>
<div class="line"><a name="l00200"></a><span class="lineno">  200</span>&#160;  PetscFunctionBegin;</div>
<div class="line"><a name="l00201"></a><span class="lineno">  201</span>&#160;  PetscValidHeaderSpecific(snes,SNES_CLASSID,1);</div>
<div class="line"><a name="l00202"></a><span class="lineno">  202</span>&#160;  PetscValidHeaderSpecific(U,VEC_CLASSID,2);</div>
<div class="line"><a name="l00203"></a><span class="lineno">  203</span>&#160;  PetscValidHeaderSpecific(F,VEC_CLASSID,3);</div>
<div class="line"><a name="l00204"></a><span class="lineno">  204</span>&#160;  PetscValidHeaderSpecific(iga,IGA_CLASSID,4);</div>
<div class="line"><a name="l00205"></a><span class="lineno">  205</span>&#160;</div>
<div class="line"><a name="l00206"></a><span class="lineno">  206</span>&#160;  ierr = IGAComputeFunction_mod&lt;DIM&gt;(iga,U,F);CHKERRQ(ierr);</div>
<div class="line"><a name="l00207"></a><span class="lineno">  207</span>&#160;  PetscFunctionReturn(0);</div>
<div class="line"><a name="l00208"></a><span class="lineno">  208</span>&#160;}</div>
<div class="line"><a name="l00209"></a><span class="lineno">  209</span>&#160;</div>
<div class="line"><a name="l00210"></a><span class="lineno">  210</span>&#160;<span class="preprocessor">#undef  __FUNCT__</span></div>
<div class="line"><a name="l00211"></a><span class="lineno">  211</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#define __FUNCT__ &quot;IGASNESFormJacobian_mod&quot;</span></div>
<div class="line"><a name="l00212"></a><span class="lineno">  212</span>&#160;<span class="preprocessor"></span><span class="keyword">template</span>&lt;<span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> DIM&gt;</div>
<div class="line"><a name="l00213"></a><span class="lineno"><a class="line" href="petigasnes__mod_8h.html#ac7cec2e3b30fc9b2b9ad07b8dbab8d5a">  213</a></span>&#160;PetscErrorCode <a class="code" href="petigasnes__mod_8h.html#ac7cec2e3b30fc9b2b9ad07b8dbab8d5a">IGASNESFormJacobian_mod</a>(SNES snes,Vec U,Mat J,Mat P,<span class="keywordtype">void</span> *ctx)</div>
<div class="line"><a name="l00214"></a><span class="lineno">  214</span>&#160;{</div>
<div class="line"><a name="l00215"></a><span class="lineno">  215</span>&#160;  IGA            iga = (IGA)ctx;</div>
<div class="line"><a name="l00216"></a><span class="lineno">  216</span>&#160;  PetscErrorCode ierr;</div>
<div class="line"><a name="l00217"></a><span class="lineno">  217</span>&#160;</div>
<div class="line"><a name="l00218"></a><span class="lineno">  218</span>&#160;  PetscFunctionBegin;</div>
<div class="line"><a name="l00219"></a><span class="lineno">  219</span>&#160;  PetscValidHeaderSpecific(snes,SNES_CLASSID,1);</div>
<div class="line"><a name="l00220"></a><span class="lineno">  220</span>&#160;  PetscValidHeaderSpecific(U,VEC_CLASSID,2);</div>
<div class="line"><a name="l00221"></a><span class="lineno">  221</span>&#160;  PetscValidHeaderSpecific(J,MAT_CLASSID,3);</div>
<div class="line"><a name="l00222"></a><span class="lineno">  222</span>&#160;  PetscValidHeaderSpecific(P,MAT_CLASSID,4);</div>
<div class="line"><a name="l00223"></a><span class="lineno">  223</span>&#160;  PetscValidHeaderSpecific(iga,IGA_CLASSID,6);</div>
<div class="line"><a name="l00224"></a><span class="lineno">  224</span>&#160;</div>
<div class="line"><a name="l00225"></a><span class="lineno">  225</span>&#160;  ierr = IGAComputeJacobian_mod&lt;DIM&gt;(iga,U,P);CHKERRQ(ierr);</div>
<div class="line"><a name="l00226"></a><span class="lineno">  226</span>&#160;  <span class="keywordflow">if</span> (J != P) {</div>
<div class="line"><a name="l00227"></a><span class="lineno">  227</span>&#160;    ierr = MatAssemblyBegin(J,MAT_FINAL_ASSEMBLY);CHKERRQ(ierr);</div>
<div class="line"><a name="l00228"></a><span class="lineno">  228</span>&#160;    ierr = MatAssemblyEnd(J,MAT_FINAL_ASSEMBLY);CHKERRQ(ierr);</div>
<div class="line"><a name="l00229"></a><span class="lineno">  229</span>&#160;  }</div>
<div class="line"><a name="l00230"></a><span class="lineno">  230</span>&#160;  PetscFunctionReturn(0);</div>
<div class="line"><a name="l00231"></a><span class="lineno">  231</span>&#160;}</div>
<div class="line"><a name="l00232"></a><span class="lineno">  232</span>&#160;</div>
<div class="line"><a name="l00233"></a><span class="lineno">  233</span>&#160;<span class="preprocessor">#undef  __FUNCT__</span></div>
<div class="line"><a name="l00234"></a><span class="lineno"><a class="line" href="petigasnes__mod_8h.html#ae60511a9aa5cbf216a00a1bb81006bc5">  234</a></span>&#160;<span class="preprocessor"></span><span class="preprocessor">#define __FUNCT__ &quot;IGACreateSNES_mod&quot;</span></div>
<div class="line"><a name="l00235"></a><span class="lineno">  235</span>&#160;<span class="preprocessor"></span><span class="keyword">template</span>&lt;<span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> DIM&gt;</div>
<div class="line"><a name="l00236"></a><span class="lineno"><a class="line" href="petigasnes__mod_8h.html#a4e1e13024b9c7eb614d6e8f8a31c7b34">  236</a></span>&#160;PetscErrorCode <a class="code" href="petigasnes__mod_8h.html#a4e1e13024b9c7eb614d6e8f8a31c7b34">IGACreateSNES_mod</a>(IGA iga,SNES *snes)</div>
<div class="line"><a name="l00237"></a><span class="lineno">  237</span>&#160;{</div>
<div class="line"><a name="l00238"></a><span class="lineno">  238</span>&#160;  MPI_Comm       comm;</div>
<div class="line"><a name="l00239"></a><span class="lineno">  239</span>&#160;  Vec            F;</div>
<div class="line"><a name="l00240"></a><span class="lineno">  240</span>&#160;  Mat            J;</div>
<div class="line"><a name="l00241"></a><span class="lineno">  241</span>&#160;  PetscErrorCode ierr;</div>
<div class="line"><a name="l00242"></a><span class="lineno">  242</span>&#160;</div>
<div class="line"><a name="l00243"></a><span class="lineno">  243</span>&#160;  PetscFunctionBegin;</div>
<div class="line"><a name="l00244"></a><span class="lineno">  244</span>&#160;  PetscValidHeaderSpecific(iga,IGA_CLASSID,1);</div>
<div class="line"><a name="l00245"></a><span class="lineno">  245</span>&#160;  PetscValidPointer(snes,2);</div>
<div class="line"><a name="l00246"></a><span class="lineno">  246</span>&#160;</div>
<div class="line"><a name="l00247"></a><span class="lineno">  247</span>&#160;  ierr = IGAGetComm(iga,&amp;comm);CHKERRQ(ierr);</div>
<div class="line"><a name="l00248"></a><span class="lineno">  248</span>&#160;  ierr = SNESCreate(comm,snes);CHKERRQ(ierr);</div>
<div class="line"><a name="l00249"></a><span class="lineno">  249</span>&#160;  ierr = PetscObjectCompose((PetscObject)*snes,<span class="stringliteral">&quot;IGA&quot;</span>,(PetscObject)iga);CHKERRQ(ierr);</div>
<div class="line"><a name="l00250"></a><span class="lineno">  250</span>&#160;  ierr = IGASetOptionsHandlerSNES(*snes);CHKERRQ(ierr);</div>
<div class="line"><a name="l00251"></a><span class="lineno">  251</span>&#160;</div>
<div class="line"><a name="l00252"></a><span class="lineno">  252</span>&#160;  ierr = IGACreateVec(iga,&amp;F);CHKERRQ(ierr);</div>
<div class="line"><a name="l00253"></a><span class="lineno">  253</span>&#160;  ierr = SNESSetFunction(*snes,F,IGASNESFormFunction_mod&lt;DIM&gt;,iga);CHKERRQ(ierr);</div>
<div class="line"><a name="l00254"></a><span class="lineno">  254</span>&#160;  ierr = VecDestroy(&amp;F);CHKERRQ(ierr);</div>
<div class="line"><a name="l00255"></a><span class="lineno">  255</span>&#160;</div>
<div class="line"><a name="l00256"></a><span class="lineno">  256</span>&#160;  ierr = IGACreateMat(iga,&amp;J);CHKERRQ(ierr);</div>
<div class="line"><a name="l00257"></a><span class="lineno">  257</span>&#160;  ierr = SNESSetJacobian(*snes,J,J,IGASNESFormJacobian_mod&lt;DIM&gt;,iga);CHKERRQ(ierr);</div>
<div class="line"><a name="l00258"></a><span class="lineno">  258</span>&#160;  ierr = MatDestroy(&amp;J);CHKERRQ(ierr);</div>
<div class="line"><a name="l00259"></a><span class="lineno">  259</span>&#160;</div>
<div class="line"><a name="l00260"></a><span class="lineno">  260</span>&#160;  PetscFunctionReturn(0);</div>
<div class="line"><a name="l00261"></a><span class="lineno">  261</span>&#160;}</div>
<div class="line"><a name="l00262"></a><span class="lineno">  262</span>&#160;</div>
<div class="line"><a name="l00263"></a><span class="lineno">  263</span>&#160;<span class="preprocessor">#endif //PETIGASNES_MOD_H</span></div>
<div class="ttc" id="petigasnes__mod_8h_html_ac7cec2e3b30fc9b2b9ad07b8dbab8d5a"><div class="ttname"><a href="petigasnes__mod_8h.html#ac7cec2e3b30fc9b2b9ad07b8dbab8d5a">IGASNESFormJacobian_mod</a></div><div class="ttdeci">PetscErrorCode IGASNESFormJacobian_mod(SNES snes, Vec U, Mat J, Mat P, void *ctx)</div><div class="ttdef"><b>Definition:</b> petigasnes_mod.h:213</div></div>
<div class="ttc" id="struct_app_ctx_html"><div class="ttname"><a href="struct_app_ctx.html">AppCtx</a></div><div class="ttdef"><b>Definition:</b> appCtx.h:18</div></div>
<div class="ttc" id="petigasnes__mod_8h_html_a2e4e0e97439b6c0968e41f97683706af"><div class="ttname"><a href="petigasnes__mod_8h.html#a2e4e0e97439b6c0968e41f97683706af">IGAComputeFunction_mod</a></div><div class="ttdeci">PetscErrorCode IGAComputeFunction_mod(IGA iga, Vec vecU, Vec vecF)</div><div class="ttdef"><b>Definition:</b> petigasnes_mod.h:40</div></div>
<div class="ttc" id="petigasnes__mod_8h_html_ad23ee8ff9debbdd63aa3ee402ef7f2f1"><div class="ttname"><a href="petigasnes__mod_8h.html#ad23ee8ff9debbdd63aa3ee402ef7f2f1">IGAComputeJacobian_mod</a></div><div class="ttdeci">PetscErrorCode IGAComputeJacobian_mod(IGA iga, Vec vecU, Mat matJ)</div><div class="ttdef"><b>Definition:</b> petigasnes_mod.h:117</div></div>
<div class="ttc" id="struct_app_ctx_html_a52b8656a2d68c867657f949ca8a707ca"><div class="ttname"><a href="struct_app_ctx.html#a52b8656a2d68c867657f949ca8a707ca">AppCtx::Up</a></div><div class="ttdeci">Vec * Up</div><div class="ttdef"><b>Definition:</b> appCtx.h:93</div></div>
<div class="ttc" id="petigasnes__mod_8h_html_aa36b74b465b84b4d5aa76c50f106bf73"><div class="ttname"><a href="petigasnes__mod_8h.html#aa36b74b465b84b4d5aa76c50f106bf73">IGASNESFormFunction_mod</a></div><div class="ttdeci">PetscErrorCode IGASNESFormFunction_mod(SNES snes, Vec U, Vec F, void *ctx)</div><div class="ttdef"><b>Definition:</b> petigasnes_mod.h:195</div></div>
<div class="ttc" id="output_8cc_html_a07f3eae7bf8c3ae2239c6de5ff14f6f6"><div class="ttname"><a href="output_8cc.html#a07f3eae7bf8c3ae2239c6de5ff14f6f6">IGAElementNextFormFunction</a></div><div class="ttdeci">PETSC_STATIC_INLINE PetscBool IGAElementNextFormFunction(IGAElement element, IGAFormFunction *fun, void **ctx)</div><div class="ttdef"><b>Definition:</b> output.cc:23</div></div>
<div class="ttc" id="core_functions_8h_html"><div class="ttname"><a href="core_functions_8h.html">coreFunctions.h</a></div></div>
<div class="ttc" id="struct_app_ctx_html_a777d9cd545a0a6ba1180c904409fead1"><div class="ttname"><a href="struct_app_ctx.html#a777d9cd545a0a6ba1180c904409fead1">AppCtx::Upp</a></div><div class="ttdeci">Vec * Upp</div><div class="ttdef"><b>Definition:</b> appCtx.h:98</div></div>
<div class="ttc" id="app_ctx_8h_html"><div class="ttname"><a href="app_ctx_8h.html">appCtx.h</a></div></div>
<div class="ttc" id="petigasnes__mod_8h_html_a4e1e13024b9c7eb614d6e8f8a31c7b34"><div class="ttname"><a href="petigasnes__mod_8h.html#a4e1e13024b9c7eb614d6e8f8a31c7b34">IGACreateSNES_mod</a></div><div class="ttdeci">PetscErrorCode IGACreateSNES_mod(IGA iga, SNES *snes)</div><div class="ttdef"><b>Definition:</b> petigasnes_mod.h:236</div></div>
<div class="ttc" id="petigasnes__mod_8h_html_ad27c09b1a3e8df2b17bc96446a3b1550"><div class="ttname"><a href="petigasnes__mod_8h.html#ad27c09b1a3e8df2b17bc96446a3b1550">IGAElementNextFormJacobian</a></div><div class="ttdeci">PETSC_STATIC_INLINE PetscBool IGAElementNextFormJacobian(IGAElement element, void **ctx)</div><div class="ttdef"><b>Definition:</b> petigasnes_mod.h:29</div></div>
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